Percentages of childs, middle generation and eldery population in 195 countries.

1 |

A data frame with 195 rows and 4 variables

`<15`

numeric vector of percentages of sand`15-60`

numeric vector of percentages of silt`60+`

numeric vector of percentages of clay`country`

country of origin

The rows sum up to 100.

extracted by Karel Hron and Eva Fiserova, implemented by Matthias Templ

Fiserova, E. and Hron, K. (2012). Statistical Inference in Orthogonal Regression for Three-Part Compositional Data Using a Linear Model with Type-II Constraints. *Communications in Statistics - Theory and Methods*, 41 (13-14), 2367-2385.

1 2 3 4 5 6 | ```
data(ageCatWorld)
str(ageCatWorld)
summary(ageCatWorld)
rowSums(ageCatWorld[, 1:3])
ternaryDiag(ageCatWorld[, 1:3])
plot(pivotCoord(ageCatWorld[, 1:3]))
``` |

Questions? Problems? Suggestions? Tweet to @rdrrHQ or email at ian@mutexlabs.com.

Please suggest features or report bugs with the GitHub issue tracker.

All documentation is copyright its authors; we didn't write any of that.